Top answers

Chemistry
GCSE

Why can metals conduct electricity?

The outer shell of electrons in metals are delocalised, meaning they are able to travel freely around the metal.

The negative electrons hold the positively charged metal ions together. The poo...

Answered by Acrisa K. Chemistry tutor
7138 Views

What is the difference between ionic and covalent bonding?

Ionic bonding is an 'electrostatic' force of attraction between a charged metal and non metal ion or compound. These atoms or compounds become ions due to the loss or gain of electrons. The two ions give ...

Answered by Kayden C. Chemistry tutor
2660 Views

Describe and explain the changes between sulphuric acid with copper carbonate, connected to a test tube with limewater.

The limewater turns cloudy (due to formation of C02)Solution fizzes/effervescesSolution turns blue

Answered by Prav H. Chemistry tutor
2480 Views

Describe the relationship between the number of carbon atoms in an alkane molecule and its boiling point.

As the number of carbon atoms increases, the boiling point increases.

Answered by Prav H. Chemistry tutor
6731 Views

What is ionic bonding?

It is a type of bonding where there is an electrostatic attraction between negative charged ions and positive charged ions. In this way atoms chemically combine, to produce a compound.

Answered by Preveina M. Chemistry tutor
1893 Views

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